
Looking for experienced builders in Clapham? London Core Construction covers SW4 and SW8 postcode areas, including roads like Lavender Hill, Clapham Common North Side, and Clapham High Street. We provide full construction services, including home extensions, loft conversions, renovations, and new builds. Our team works closely with local planning officers to ensure projects comply with regulations and are finished efficiently.
From Victorian terraces near Clapham Old Town to modern apartments around Clapham Junction, our Clapham builders understand the diversity of properties and tailor solutions to each one. We focus on safety, clear timelines, and practical advice, so you are fully informed at every stage.
Our Clapham team approaches every project with skill and careful planning. We know that access to roads like Nightingale Lane or handling historic buildings near Abbeville Road requires thoughtful coordination. By managing logistics, scheduling, and permits, we make sure construction is organised and stress-free.
We aim to create spaces that are well-built, practical, and suited to your needs. Every project is completed with care, from initial designs to the final inspection, leaving you with a Clapham property that is built to last.

We handle every stage of your project, ensuring smooth coordination and timely completion.
With years of experience across London, we understand local regulations, styles, and challenges.
Your space, your vision—our team creates tailored plans that fit your needs and lifestyle.
We use premium materials and expert craftsmanship to deliver lasting, high-quality results.
Our creative team brings fresh, functional design ideas to every project we take on.
We prioritise sustainable materials and energy-efficient methods for a smarter build.

Our Clapham team specialises in constructing new homes with attention to detail and durability. We manage every stage, including planning, groundwork, and final finishes, ensuring a smooth process for clients. The result is a high-quality property built to the highest standards and tailored to your requirements.
We handle all types of extensions in Clapham, from small rear additions to multi-storey expansions. Our builders guide the project from design through construction, maintaining efficiency and attention to the surrounding environment. Every extension is created to enhance space while complementing your home’s existing style.
Loft conversions are carefully planned to maximise space and functionality in Clapham homes. Our team considers ceiling heights, natural light, and structural needs. We ensure that the conversion is fully compliant with local regulations and seamlessly integrates with the rest of the property.
RSJ beams are fitted to guarantee structural support for walls, openings, and new layouts. Our Clapham builders calculate precise load requirements and ensure correct installation. Safety, building compliance, and minimal disruption to your home are central to our approach.

Every Clapham project begins with a detailed discussion to establish objectives and expectations. Our team explores your budget, timeframe, and project requirements, whether it is a loft conversion, extension, or full renovation. We also gather all property details needed to prepare an accurate initial quote and professional guidance.
Following the initial consultation, we progress to planning and design. Our builders collaborate with architects, engineers, and relevant authorities to ensure all aspects comply with regulations. We focus on practical, efficient designs that suit your vision. For Clapham clients, this includes reviewing options for layouts, materials, and finishes before construction starts.


Before construction begins, we make thorough preparations to ensure smooth operations. This involves organising materials, scheduling teams, setting up the site, and implementing safety plans. Our Clapham builders aim to minimise disruption to neighbouring properties and ensure work can start efficiently and safely.
With plans approved and the site ready, construction work starts. Our team oversees every stage of the build with precision, from structural work to final detailing. Clients are kept informed through progress updates and site walkthroughs, allowing full oversight and peace of mind throughout the process.


Upon completion, we conduct a final inspection to ensure quality and compliance. We guide you through the finished space, provide documentation, and offer maintenance advice. The aim is to deliver a beautifully completed project and a smooth building experience from beginning to end.
In Clapham, rear extensions may not require planning permission if they adhere to permitted development rights. For terraced or semi-detached houses, the extension can extend up to 3 meters beyond the original rear wall, while detached houses can extend up to 4 meters. However, if the property is within a conservation area or subject to Article 4 Directions, planning permission is likely required. It's advisable to consult with Lambeth Council or a planning professional to determine the specific requirements for your property.
Side extensions in Clapham are subject to height restrictions under permitted development rights. The extension must not exceed 4 meters in height and should not be higher than the existing roof. Additionally, the extension should not extend beyond half the width of the original house. If your property is within a conservation area or subject to Article 4 Directions, planning permission is required.
Loft conversions in Clapham may not require planning permission if they meet certain criteria. The additional space should not exceed 40 cubic meters for terraced houses or 50 cubic meters for detached/semi-detached houses. The conversion should not raise the roof pitch or extend beyond the existing roofline. However, if the property is within a conservation area or subject to Article 4 Directions, planning permission is required.
To obtain planning permission in Clapham, you must submit a planning application to Lambeth Council. The application should include detailed plans, elevations, and a design and access statement. It's advisable to seek pre-application advice from the council to understand the feasibility of your proposal and identify any potential issues early on. The council will assess the application against local planning policies and may consult with neighbors and other stakeholders before making a decision.
Yes, building extensions in Clapham are subject to various restrictions, particularly if your property is located within a conservation area or is a listed building. In these cases, planning permissions are more stringent, and additional approvals may be required. Even if your property is not listed, permitted development rights can limit the size and type of extension you can build without formal planning consent. It's crucial to consult with Lambeth Council to understand the specific regulations that apply to your property.
Whether you have questions about our services, need a quote, or want to discuss your next project, our friendly and knowledgeable team is ready to assist you.
For those looking to enhance or expand their Clapham properties, our team delivers construction services that combine quality and efficiency. London Core Construction specialises in creating spaces that are built to last, with careful attention to structural integrity and aesthetic appeal. Every project is handled with professionalism, ensuring your vision is realised without unnecessary stress.
Navigating construction in Clapham requires knowledge of local building codes and the specific needs of residential and commercial properties in the area. Our builders have extensive experience with these factors, providing advice and solutions that help projects run smoothly. We focus on practical, effective results that match the character of Clapham while meeting your goals.